# SSN - graphics
# Copyright (c) 2009, jonoerik
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following
# conditions are met:
#
#    * Redistributions of source code must retain the above copyright notice, this list of conditions and the following
#	disclaimer.
#    * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
#	disclaimer in the documentation and/or other materials provided with the distribution.
#    * The names of contributors may not be used to endorse or promote products derived from this software without specific
#	prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
# BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
# TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

#graphics
#map and (n)pc drawing

#library imports
from sys import path as syspath
syspath.append('.//libtcod-1.4.1')
import libtcodpy as libtcod
import numpy

import map
import actors
from util import *

def draw_all(g):
    '''draw all graphical elements on the screen, including:
    -map
    -actors'''
    
    libtcod.console_clear(0)
    draw_map(g)
    draw_actors(g)
    draw_ui(g)
    libtcod.console_flush()

def draw_map(g):
    for x,y in alltiles(g.const_window_width, g.const_window_height):
            libtcod.console_set_back(0, x, y, g.map.land[y + g.scroll_y, x + g.scroll_x].back)
            libtcod.console_set_fore(0, x, y, g.map.land[y + g.scroll_y, x + g.scroll_x].fore)
            libtcod.console_set_char(0, x, y, g.map.land[y + g.scroll_y, x + g.scroll_x].char)

def draw_actors(g):
    for actor in g.actors.actor_list + [g.actors.actor_pc]:
        libtcod.console_set_fore(0, actor.pos_x - g.scroll_x, actor.pos_y - g.scroll_y, actor.col)
        libtcod.console_set_char(0, actor.pos_x - g.scroll_x, actor.pos_y - g.scroll_y, actor.char)

def draw_ui(g):
    #currently only used to show fps
    if g.show_fps:
        libtcod.console_print_right(0, g.window_width - 1, g.window_height - 1, libtcod.BKGND_DARKEN, str(libtcod.sys_get_fps()))